( n. )
A rare mineral occurring in tetragonal crystals of a white, yellow, or grayish color and adamantine luster. It is a chlorocarbonate of lead.
( n. )
A rare mineral occurring in tetragonal crystals of a white, yellow, or grayish color and adamantine luster. It is a chlorocarbonate of lead.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012